code: def __init__(self, num_classes):
      super().__init__()
      self.loss = RNNTLoss(num_classes=num_classes)
  
file_path: NeMo/nemo/collections/asr/losses/ssl_losses/rnnt.py
imports: from nemo.collections.asr.losses.rnnt import RNNTLoss
  from nemo.core import Loss, typecheck
  from nemo.core.neural_types import LabelsType, LengthsType, LogprobsType, LossType, NeuralType, SpectrogramType
label_desc: Use image node_id 4 to create a new RNNTLossForSSL object from inherited base classes: Loss with example: obj = RNNTLossForSSL(num_classes)